eyeprocess_irt_measurement_precision_profile: Summarise measurement precision across a theta region

View source: R/083-irt-foundations-information-0-9.R

eyeprocess_irt_measurement_precision_profileR Documentation

Summarise measurement precision across a theta region

Description

Summarise measurement precision across a theta region

Usage

eyeprocess_irt_measurement_precision_profile(
  theta,
  items,
  target = c(-2, 2),
  D = 1
)

Arguments

theta

Latent-trait value or vector of latent-trait values.

items

Item-parameter data frame or item collection.

target

Target level, distribution, or criterion.

D

Logistic scaling constant.

Value

An object of class "eye_irt_precision_profile", stored as a named list, with components "curve", "target", "area", "min_information", "max_sem". It contains measurement precision across a theta region and associated metadata or diagnostics needed to interpret the result.


eyeprocess documentation built on Sept. 28, 2026, 5:08 p.m.